Green frog in tree with green leaves
For Frogs, Bigger Brains Mean Worse Camouflage
Frogs invest in cognitive capacity to avoid predators—up until there are too many hungry snakes around for the evolutionary strategy to pay off.
For Frogs, Bigger Brains Mean Worse Camouflage
For Frogs, Bigger Brains Mean Worse Camouflage

Frogs invest in cognitive capacity to avoid predators—up until there are too many hungry snakes around for the evolutionary strategy to pay off.

Frogs invest in cognitive capacity to avoid predators—up until there are too many hungry snakes around for the evolutionary strategy to pay off.

phylogenomic tree
scanning electron microscope image of clawlike microscopic organisms on a smoother surface
Phyla of Tiny Filter Feeders Find a New Spot on the Tree of Life
Alejandra Manjarrez | Jul 6, 2022
A new study using fairly complete genetic datasets of two phyla of small suspension feeders (Ectoprocta and Entoprocta) reopens the debate on the phylogenetic relationships between them and other animals.
a research sailboat with white sails inscribed with "tara ocean" traverses a body of water with small, rocky islands in the background
Q&A: Thousands of RNA Viruses Newly Discovered in Ocean Water
Dan Robitzski | Apr 7, 2022
The Scientist spoke with Ohio State University microbiologist Matthew Sullivan about a recent expedition that identified thousands of RNA viruses from water samples and cataloged them into novel phylogenic groups.
a colorful ctenophore/comb jelly swimming
Genome Spotlight: California Sea Gooseberry (Hormiphora californensis)
Christie Wilcox | Nov 24, 2021
The first chromosome-level genome assembly for a ctenophore may allow scientists to finally resolve the roots of the animal family tree.
A scanning electron micrograph of the picozoan Picomonas judraskeda
Picozoans Are Algae After All: Study
Christie Wilcox | May 6, 2021
Phylogenomics data place the enigmatic plankton in the middle of the algal family tree, despite their apparent lack of plastids—an organelle characteristic of all other algae.
Image of the Day: Stick and Leaf Insects
Emily Makowski | Oct 15, 2019
The first phylogenomic tree of these insects shows their diversification occurred after they split into Old and New World groups.